Datasheet

90E36A POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Function Description 22 April 2, 2013
ZX0
ZX1
ZX2
OLVTTL0
CF1
CF2
CF3
CF4
OLVTTL0
WarnOut O LVTTL 0
IRQ0
IRQ1
OLVTTL0
DMA_CTRL I LVTTL
I/O set in input mode.
Input level shall be VDD33 or VSS.
VDD18 I Power Regulated 1.8V: high impedance
DVDD I Power Digital Power Supply: powered by system
AVDD I Power Analog Power Supply: powered by system
Test I Input Always tie to ground in system application
Table-3 Digital I/O and Power Pin States in Idle Mode
Name I/O type Type Pin State in Idle Mode